Seiko Cal. 4538 - 540

This Quartz model from 1986 features a 38mm PVD Black case. Powered by the 4538 caliber with 25j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-9ceb4e47ba7d]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1986

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